/*
 * Copyright (c) 2012 Oracle and/or its affiliates.
 * All rights reserved. Use is subject to license terms.
 *
 * This file is available and licensed under the following license:
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  - Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the distribution.
 *  - Neither the name of Oracle Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.weedria.fx.sample;


import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.control.Button;
import javafx.scene.control.Control;
import javafx.scene.control.TextField;
import javafx.scene.layout.Region;
import javafx.scene.layout.VBox;
import javafx.scene.layout.VBoxBuilder;

/**
 * A sample that demonstrates use of CSS to create a search box.
 *
 * @see javafx.scene.control.TextField
 * @resource SearchBox.css
 * @resource search-box.png
 * @resource search-clear-over.png
 * @resource search-clear.png
 */
public class SearchBoxSample  {

    public SearchBoxSample() {
        String searchBoxCss = SearchBoxSample.class.getResource("SearchBox.css").toExternalForm();
        VBox vbox = VBoxBuilder.create().build();
        vbox.getStylesheets().add(searchBoxCss);
        vbox.setPrefWidth(200);
        vbox.setMaxWidth(Control.USE_PREF_SIZE);
        vbox.getChildren().add(new SearchBox());
//        getChildren().add(vbox);
    }

    private static class SearchBox extends Region {

        private TextField textBox;
        private Button clearButton;

        public SearchBox() {
            setId("SearchBox");
            getStyleClass().add("search-box");
            setMinHeight(24);
            setPrefSize(200, 24);
            setMaxSize(Control.USE_PREF_SIZE, Control.USE_PREF_SIZE);
            textBox = new TextField();
            textBox.setPromptText("Search");
            clearButton = new Button();
            clearButton.setVisible(false);
            getChildren().addAll(textBox, clearButton);
            clearButton.setOnAction(new EventHandler<ActionEvent>() {                
                @Override public void handle(ActionEvent actionEvent) {
                    textBox.setText("");
                    textBox.requestFocus();
                }
            });
            textBox.textProperty().addListener(new ChangeListener<String>() {
                @Override public void changed(ObservableValue<? extends String> observable, String oldValue, String newValue) {
                    clearButton.setVisible(textBox.getText().length() != 0);
                }
            });
        }

        @Override
        protected void layoutChildren() {
            textBox.resize(getWidth(), getHeight());
            clearButton.resizeRelocate(getWidth() - 18, 6, 12, 13);
        }
    }
}